129003720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:407

約数の個数: 128

約数和(自身を含む): 401241600

約数和(自身を除く): 272237880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 89, 94, 120, 141, 178, 188, 235, 257, 267, 282, 356, 376, 445, 470, 514, 534, 564, 705, 712, 771, 890, 940, 1028, 1068, 1128, 1285, 1335, 1410, 1542, 1780, 1880, 2056, 2136, 2570, 2670, 2820, 3084, 3560, 3855, 4183, 5140, 5340, 5640, 6168, 7710, 8366, 10280, 10680, 12079, 12549, 15420, 16732, 20915, 22873, 24158, 25098, 30840, 33464, 36237, 41830, 45746, 48316, 50196, 60395, 62745, 68619, 72474, 83660, 91492, 96632, 100392, 114365, 120790, 125490, 137238, 144948, 167320, 181185, 182984, 228730, 241580, 250980, 274476, 289896, 343095, 362370, 457460, 483160, 501960, 548952, 686190, 724740, 914920, 1075031, 1372380, 1449480, 2150062, 2744760, 3225093, 4300124, 5375155, 6450186, 8600248, 10750310, 12900372, 16125465, 21500620, 25800744, 32250930, 43001240, 64501860, 129003720]

約数ペア:

[(1, 129003720), (2, 64501860), (3, 43001240), (4, 32250930), (5, 25800744), (6, 21500620), (8, 16125465), (10, 12900372), (12, 10750310), (15, 8600248), (20, 6450186), (24, 5375155), (30, 4300124), (40, 3225093), (47, 2744760), (60, 2150062), (89, 1449480), (94, 1372380), (120, 1075031), (141, 914920), (178, 724740), (188, 686190), (235, 548952), (257, 501960), (267, 483160), (282, 457460), (356, 362370), (376, 343095), (445, 289896), (470, 274476), (514, 250980), (534, 241580), (564, 228730), (705, 182984), (712, 181185), (771, 167320), (890, 144948), (940, 137238), (1028, 125490), (1068, 120790), (1128, 114365), (1285, 100392), (1335, 96632), (1410, 91492), (1542, 83660), (1780, 72474), (1880, 68619), (2056, 62745), (2136, 60395), (2570, 50196), (2670, 48316), (2820, 45746), (3084, 41830), (3560, 36237), (3855, 33464), (4183, 30840), (5140, 25098), (5340, 24158), (5640, 22873), (6168, 20915), (7710, 16732), (8366, 15420), (10280, 12549), (10680, 12079)]